Home / 9,722.06-13,414.92-5,529.50

Finding the Fourth Proportional to 9,722.06, 13,414.92 and 5,529.50

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Solution

The fourth proportional to 9,722.06, 13,414.92 and 5,529.50 is: 7,629.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,722.06 : 13,414.92 = 5,529.50 : x
  2. Step 2: Convert to fraction form
    9,722.06/13,414.92 = 5,529.50/x
  3. Step 3: Cross multiply
    9,722.06x = 13,414.92 × 5,529.50
  4. Step 4: Simplify right side
    9,722.06x = 74,177,800.14
  5. Step 5: Solve for x
    x = 74,177,800.14/9,722.06
  6. Step 6: Final answer
    x = 7,629.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.